z90b_ibis

代码说明：

说明：  该压缩包内包含DDR4内存条的PCB布线以及原理图，使用的软件是cadence，适合用于其他硬件板卡上的直接使用(The PCB wiring and schematic diagram of DDR4 memory strip are included in the compression package. The software used is cadence, which is suitable for direct use on other hardware boards.)